Liebert Static Transfer Switch User Manual page 131

S2 GATE DRIVE FAIL
Source 1 Gate Drive Failure
The gate drive module for an SCR for Source 2 has failed. This module is contained on the left side gate driver board.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the Liebert STS2
system from a terminal, type SH and press RETURN on your keyboard to turn off the audible alarm.
Contact Liebert for technical support at 1-800-LIEBERT (800-543-2378).
This event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
If configured to be a latching alarm, press RESET on the display. If you are accessing the unit from a terminal, type CA and
press RETURN on your keyboard.
INTERNAL COMM FAIL
Internal CAN Communications Failed
Communications have failed in the CAN bus between the control board and the touch screen control.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the Liebert STS2
system from a terminal, type SH and press RETURN on your keyboard to turn off the audible alarm.
Contact Liebert for technical support at 1-800-LIEBERT (800-543-2378).
This event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
If configured to be a latching alarm, press RESET on the display. If you are accessing the unit from a terminal, type CA and
press RETURN on your keyboard.
EXTERNAL COMM FAIL
External Communications Failed
Communications have failed between the control board and the CAN options.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the unit from a
terminal, type SH and press RETURN on your keyboard to turn off the audible alarm.
Contact Liebert for technical support at 1-800-LIEBERT (800-543-2378).
This event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
If configured to be a latching alarm, press RESET on the display. If you are accessing the unit from a terminal, type CA and
press RETURN on your keyboard.
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Event Message Help Text